Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Which is the
smallest?
a. | speck of
dust | c. | molecule of water | b. | plant cell | d. | atom | | | | |
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2.
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All elements are
made up of _______. a. | atoms | c. | mixtures | b. | compounds | d. | solutions | | | | |
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3.
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Atoms bond
together through sharing or transfer of __________.
a. | protons | c. | neutrons | b. | electrons | d. | nuclei | | | | |
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4.
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An atom has a
nucleus, which contains _______. a. | electrons and neutrons | c. | protons and neutrons | b. | electrons and protons | d. | electrons and particles | | | | |
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5.
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_______ have a
negative charge a. | protons | c. | electrons | b. | neutrons | d. | nuclei | | | | |
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